Expansion unit for computer



FIG. 1 is a top front and right side perspective view of an expansion unit for a computer according to the present invention;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof with the left side being a mirror image of the right side;

FIG. 5 is a top plan view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a front and right side perspective view of a second embodiment thereof;

FIG. 8 is a top plan view of the embodiment of FIG. 7; and,

FIG. 9 is a right side elevational view thereof with the left side being a mirror image of the right side.

The broken lines shown in the figures are for illustrative purposes only and form no part of the claimed design.

The front and rear elevational views and the bottom plan view of the embodiment illustrated in FIGS. 7-9 are identical to the front and rear elevational views and bottom plan view of the embodiment illustrated in FIGS. 1-6. 

The ornamental design for an expansion unit for computer, as shown and described. 